web/user/classes/class.userdataprinter.inc.php

<?php
/*--------------------------------------------------------------------------+
This file is part of eStudy.
user/classes/class.userdataprinter.inc.php
- Module group: Datenauszug
- Description:  Class "UserDataPrinter"
- Version:      $Id: class.userdataprinter.inc.php 1465 2009-01-19 14:58:31Z bkasteleiner $
- Author(s):    Philipp Hoffmann   <philipp.hoffmann@mni.fh-giessen.de>
-               Bjoern Kasteleiner <bjoern.kasteleiner@mni.fh-giessen.de>
-               Bjoern Rathjens    <bjoern.rathjens@mni.fh-giessen.de>
+---------------------------------------------------------------------------+
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or any later version.
+---------------------------------------------------------------------------+
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+--------------------------------------------------------------------------*/

require_once('class.userdata.inc.php');

class UserDataPrinter {

    private static $bbcode;

    public static function printUserData($userdata) {
        if (!$userdata instanceof UserData) {
            return 'Bei der Ermittlung der benutzerspezifischen Daten ist ein Fehler aufgetreten.';
        }

        if (count($userdata->getUserData()) === 0) {
            return 'Es konnten keine benutzerspezifischen Daten ermittelt werden.';
        }

        ob_start();

        $metadata = $userdata->getMetaData();
        $currentCourse = null;
        $currentModule = null;

        echo '<p>Stand: '.date('j.n.Y H:i:s', time())
        .' (eStudy Version: '.ESTUDY_VERSION.')</p>';

        if (($count = count($metadata[UserDataProvider::COURSE])) > 1) {
            echo '<p>Die folgenden <b>'.$count.'</b> Kurse wurden durchsucht:<ul>';
            foreach ($metadata[UserDataProvider::COURSE] as $courseID => $course) {
                echo '<li><a href="#course_'.urlencode($courseID).'">'.$course['name'].'</a>'.self::getFlags($course).'</li>';
            }
            echo '</ul></p>';
        }

        echo '<p>Sie haben das Recht die &uuml;ber Sie gespeicherten Daten zu l&ouml;schen!<br/>'
        .'Dies k&ouml;nnen Sie jeweils dort tun, wo Sie die Inhalte erstellt haben.</p>';

        $toggleBackground = false;
        foreach ($userdata->getUserData() as $data) {
            foreach ($data as $key => $value) {
                $data[$key]= self::toHTML($value);
            }

            if ($currentCourse !== $data[UserDataProvider::COURSE]) {
                if ($currentCourse !== null) {
                    echo '</table>';
                }

                echo '<table class="tableBorder" width="100%" cellspacing="0" cellpadding="3">'
                .'<colgroup><col width="20%"><col width="30%"><col width="50%"></colgroup>'
                .'<tr class="tableHead"><td colspan="3">'
                .$metadata[UserDataProvider::COURSE][$data[UserDataProvider::COURSE]]['name']
                .self::getFlags($metadata[UserDataProvider::COURSE][$data[UserDataProvider::COURSE]])
                .' <a href="#" id="course_'.urlencode($data[UserDataProvider::COURSE]).'" name="course_'.urlencode($data[UserDataProvider::COURSE]).'"> </a>'
                .'</td></tr>';

                $currentCourse = $data[UserDataProvider::COURSE];
                $currentModule = null;
            }
            if ($currentModule !== $data[UserDataProvider::MODULE]) {
                if ($currentModule !== null) {
                    echo '<tr class="'.(!$toggleBackground?'tableCellDark':'tableCell').'"><td colspan="3"><br/></td></tr>';
                }
                $currentModule = $data[UserDataProvider::MODULE];
                $toggleBackground = false;

                    
                echo '<tr class="tableCellHead"><td colspan="3">'.$metadata[UserDataProvider::MODULE][$data[UserDataProvider::MODULE]]['name'].'</td></tr>'
                .'<tr class="tableCellDark"><td>Datum</td><td>Beschreibung</td><td>Inhalt</td></tr>';
            }
            echo '<tr class="'.($toggleBackground?'tableCellDark':'tableCell').'" valign="top">'
            .'<td>'.date('j.n.Y H:i:s', $data['date']).'</td>'
            .'<td>'.$data['hint'].'</td>'
            .'<td>'.$data['content'].'</td>'
            .'</tr>';

            /*
             * TODO: Links zum Löschen, Anonymisieren usw. wie folgt ausgeben:
             *
             * echo '<a href="#?action=delete'
             * .'&module='.urlencode($userdata->getModuleID($data[UserDataProvider::MODULE]))
             * .'&course='.urlencode($data[UserDataProvider::COURSE])
             * .'&id='.urlencode($data['id'])
             * .'">löschen</a>';
             */
            $toggleBackground = !$toggleBackground;
        }
        echo '</table>';

        return ob_get_clean();
    }

    private static function toHTML($data) {
        if (is_string($data)) {
            if (! isset(self::$bbcode)) {
                self::$bbcode = new BBCode();
            }
            $data = self::$bbcode->parse($data);
        }

        return $data;
    }

    private static function getFlags($course) {
        $result = array();

        if (! empty($course[UserDataProvider::POLICY])) {
            $result[] = 'Pr&uuml;fungsleistung';
        }
        if (! empty($course[UserDataProvider::CLOSED])) {
            $result[] = 'geschlossen';
        }

        if (count($result) > 0) {
            return ' ('.join(', ', $result).')';
        }
        return '';
    }
}
?>

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